>In other words, if we wanted a sugary drink tax to counteract the impact of corn subsidies in the US, [...] But that's not the point of a soda tax: it's to sh

>In other words, if we wanted a sugary drink tax to counteract the impact of corn subsidies in the US, [...] But that's not the point of a soda tax: it's to shape consumer behavior and cause them to prefer smaller portion sizes if they don't simply switch off sugary drinks altogether. That's why the taxes are 1-2 cents per ounce on sugary drinks. Philadelphia saw a 38% reduction in sales of sugary drinks after a 1.5 per ounce tax was added. [1] Beverage sales inside Philadelphia’s city limits dropped by 51% but were partially offset by an increase in sales just outside the city, resulting in a net decrease in soda sales of 38% in the area, researchers at the University of Pennsylvania found. [1] https://www.cnbc.com/2019/05/14/sugary-drink-sales-fall-38percent-after-philadelphia-levied-soda-tax-study.html https://www.cnbc.com/2019/05/14/sugary-drink-sales-fall-38pe...